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tree view: Fix column drag highlight

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This is a bandaid fix that makes the origin case work again
by switching RGBA window. The arrow case is still unreliable.

https://bugzilla.gnome.org/show_bug.cgi?id=732916
This commit is contained in:
Matthias Clasen 2014-09-07 22:25:23 -04:00
parent e1aca0e8c6
commit e2c54098da
1 changed files with 24 additions and 15 deletions
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39
gtk/gtktreeview.c
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@ -3950,26 +3950,12 @@ gtk_tree_view_motion_draw_column_motion_arrow (GtkTreeView *tree_view)
gtk_widget_get_allocation (button, &drag_allocation);
width = attributes.width = drag_allocation.width;
height = attributes.height = drag_allocation.height;
attributes.visual = gtk_widget_get_visual (GTK_WIDGET (tree_view));
attributes.visual = gdk_screen_get_rgba_visual (gtk_widget_get_screen (widget));
attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK | GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK;
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL;
tree_view->priv->drag_highlight_window = gdk_window_new (tree_view->priv->header_window, &attributes, attributes_mask);
gtk_widget_register_window (GTK_WIDGET (tree_view), tree_view->priv->drag_highlight_window);
mask_image = cairo_image_surface_create (CAIRO_FORMAT_A1, width, height);
cr = cairo_create (mask_image);
cairo_rectangle (cr, 1, 1, width - 2, height - 2);
cairo_stroke (cr);
cairo_destroy (cr);
mask_region = gdk_cairo_region_create_from_surface (mask_image);
gdk_window_shape_combine_region (tree_view->priv->drag_highlight_window,
mask_region, 0, 0);
cairo_region_destroy (mask_region);
cairo_surface_destroy (mask_image);
tree_view->priv->drag_column_window_state = DRAG_COLUMN_WINDOW_STATE_ORIGINAL;
}
}
@ -5603,6 +5589,29 @@ gtk_tree_view_draw (GtkWidget *widget,
&view_rect, &canvas_rect,
draw_bin, widget);
}
else if (tree_view->priv->drag_highlight_window &&
gtk_cairo_should_draw_window (cr, tree_view->priv->drag_highlight_window))
{
cairo_save (cr);
gtk_cairo_transform_to_window (cr, GTK_WIDGET (tree_view), tree_view->priv->drag_highlight_window);
if (tree_view->priv->drag_column_window_state == DRAG_COLUMN_WINDOW_STATE_ORIGINAL)
{
cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.0);
cairo_paint (cr);
cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
cairo_rectangle (cr,
1, 1,
gdk_window_get_width (tree_view->priv->drag_highlight_window) - 2,
gdk_window_get_height (tree_view->priv->drag_highlight_window) - 2);
cairo_stroke (cr);
}
else
{
cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
cairo_paint (cr);
}
cairo_restore (cr);
}
else
{
gtk_render_background (context, cr,